149951719696 has 45 divisors (see below), whose sum is σ = 293162885463. Its totient is φ = 74302843680.

The previous prime is 149951719679. The next prime is 149951719699. The reversal of 149951719696 is 696917159941.

The square root of 149951719696 is 387236.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149951719699) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 202911295 + ... + 202912033.

Almost surely, 2^149951719696 is an apocalyptic number.

149951719696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

149951719696 is the 387236-th square number.

It is an amenable number.

149951719696 is a deficient number, since it is larger than the sum of its proper divisors (143211165767).

149951719696 is an frugal number, since it uses more digits than its factorization.

149951719696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748 (or 872 counting only the distinct ones).

The product of its digits is 33067440, while the sum is 67.

The spelling of 149951719696 in words is "one hundred forty-nine billion, nine hundred fifty-one million, seven hundred nineteen thousand, six hundred ninety-six".